mesa: Refactor internalFormat / target checks to a separate function

We need almost identical code in the glTexStorage path.

v2: Fix typo in a comment noticed by Topi.

Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index 80a0a57b505..bff6d7ff5cf 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -157,6 +157,14 @@ extern gl_format
 _mesa_validate_texbuffer_format(const struct gl_context *ctx,
                                 GLenum internalFormat);
 
+
+bool
+_mesa_legal_texture_base_format_for_target(struct gl_context *ctx,
+                                           GLenum target,
+                                           GLenum internalFormat,
+                                           unsigned dimensions,
+                                           const char *caller);
+
 /**
  * Lock a texture for updating.  See also _mesa_lock_context_textures().
  */